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Stockholders' Equity - Summary of Fair Value of Stock Option Grants (Details)
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Risk-free interest rate 1.90%  
Risk-free interest rate, minimum   0.60%
Risk-free interest rate. maximum   1.00%
Expected volatility 87.50%  
Expected volatility, minimum   88.70%
Expected volatility, maximum   89.50%
Expected term (in years) 5 years 7 months 6 days  
Expected dividend yield 0.00% 0.00%
Minimum    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Expected term (in years)   5 years 9 months 18 days
Maximum    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Expected term (in years)   6 years 1 month 6 days